{"city":"Zionsville","country":"United States","lat":39.950870513916016,"lon":-86.2619400024414,"range":"48h","license":"CC BY 4.0","source":"https://cerns.io","hourly":[{"datetime_utc":"2026-07-20T02:00:00Z","aqi":151,"aqi_min":125,"aqi_max":160,"pm25":55.83,"pm10":null,"stations":3},{"datetime_utc":"2026-07-20T03:00:00Z","aqi":142,"aqi_min":125,"aqi_max":155,"pm25":52.19,"pm10":null,"stations":3},{"datetime_utc":"2026-07-20T04:00:00Z","aqi":129,"aqi_min":118,"aqi_max":143,"pm25":46.87,"pm10":null,"stations":3},{"datetime_utc":"2026-07-20T05:00:00Z","aqi":115,"aqi_min":108,"aqi_max":122,"pm25":41.05,"pm10":null,"stations":3},{"datetime_utc":"2026-07-20T06:00:00Z","aqi":109,"aqi_min":105,"aqi_max":112,"pm25":38.75,"pm10":null,"stations":3},{"datetime_utc":"2026-07-20T07:00:00Z","aqi":122,"aqi_min":122,"aqi_max":122,"pm25":44.03,"pm10":null,"stations":2},{"datetime_utc":"2026-07-20T08:00:00Z","aqi":94,"aqi_min":94,"aqi_max":94,"pm25":32.55,"pm10":null,"stations":1},{"datetime_utc":"2026-07-20T10:00:00Z","aqi":95,"aqi_min":71,"aqi_max":134,"pm25":32.93,"pm10":null,"stations":3},{"datetime_utc":"2026-07-20T11:00:00Z","aqi":99,"aqi_min":97,"aqi_max":101,"pm25":34.96,"pm10":null,"stations":3},{"datetime_utc":"2026-07-20T12:00:00Z","aqi":22,"aqi_min":22,"aqi_max":22,"pm25":5.28,"pm10":null,"stations":1},{"datetime_utc":"2026-07-20T14:00:00Z","aqi":68,"aqi_min":43,"aqi_max":89,"pm25":20.24,"pm10":null,"stations":2},{"datetime_utc":"2026-07-20T16:00:00Z","aqi":110,"aqi_min":106,"aqi_max":113,"pm25":39.16,"pm10":null,"stations":3},{"datetime_utc":"2026-07-20T18:00:00Z","aqi":72,"aqi_min":44,"aqi_max":107,"pm25":22.26,"pm10":null,"stations":3},{"datetime_utc":"2026-07-20T20:00:00Z","aqi":67,"aqi_min":32,"aqi_max":95,"pm25":19.82,"pm10":null,"stations":3},{"datetime_utc":"2026-07-20T21:00:00Z","aqi":98,"aqi_min":98,"aqi_max":98,"pm25":34.45,"pm10":null,"stations":1},{"datetime_utc":"2026-07-20T22:00:00Z","aqi":69,"aqi_min":28,"aqi_max":98,"pm25":20.58,"pm10":null,"stations":2},{"datetime_utc":"2026-07-20T23:00:00Z","aqi":117,"aqi_min":117,"aqi_max":117,"pm25":42.0,"pm10":null,"stations":1},{"datetime_utc":"2026-07-21T00:00:00Z","aqi":68,"aqi_min":27,"aqi_max":97,"pm25":20.23,"pm10":null,"stations":2},{"datetime_utc":"2026-07-21T01:00:00Z","aqi":119,"aqi_min":119,"aqi_max":119,"pm25":42.81,"pm10":null,"stations":1},{"datetime_utc":"2026-07-21T02:00:00Z","aqi":81,"aqi_min":64,"aqi_max":99,"pm25":26.6,"pm10":null,"stations":2},{"datetime_utc":"2026-07-21T03:00:00Z","aqi":119,"aqi_min":119,"aqi_max":119,"pm25":42.81,"pm10":null,"stations":1},{"datetime_utc":"2026-07-21T04:00:00Z","aqi":85,"aqi_min":34,"aqi_max":108,"pm25":28.15,"pm10":null,"stations":3},{"datetime_utc":"2026-07-21T06:00:00Z","aqi":72,"aqi_min":51,"aqi_max":105,"pm25":22.03,"pm10":null,"stations":3},{"datetime_utc":"2026-07-21T08:00:00Z","aqi":70,"aqi_min":40,"aqi_max":95,"pm25":21.31,"pm10":null,"stations":2},{"datetime_utc":"2026-07-21T09:00:00Z","aqi":100,"aqi_min":100,"aqi_max":100,"pm25":35.4,"pm10":null,"stations":1},{"datetime_utc":"2026-07-21T10:00:00Z","aqi":45,"aqi_min":40,"aqi_max":49,"pm25":10.68,"pm10":null,"stations":2},{"datetime_utc":"2026-07-21T11:00:00Z","aqi":90,"aqi_min":83,"aqi_max":97,"pm25":30.8,"pm10":null,"stations":3},{"datetime_utc":"2026-07-21T13:00:00Z","aqi":57,"aqi_min":40,"aqi_max":69,"pm25":15.13,"pm10":null,"stations":2},{"datetime_utc":"2026-07-21T14:00:00Z","aqi":61,"aqi_min":60,"aqi_max":62,"pm25":16.86,"pm10":null,"stations":2},{"datetime_utc":"2026-07-21T18:00:00Z","aqi":60,"aqi_min":60,"aqi_max":60,"pm25":16.38,"pm10":null,"stations":1},{"datetime_utc":"2026-07-21T19:00:00Z","aqi":51,"aqi_min":43,"aqi_max":55,"pm25":12.14,"pm10":null,"stations":3},{"datetime_utc":"2026-07-21T20:00:00Z","aqi":49,"aqi_min":43,"aqi_max":53,"pm25":11.79,"pm10":null,"stations":3},{"datetime_utc":"2026-07-21T21:00:00Z","aqi":53,"aqi_min":51,"aqi_max":57,"pm25":13.05,"pm10":null,"stations":3},{"datetime_utc":"2026-07-21T22:00:00Z","aqi":48,"aqi_min":30,"aqi_max":59,"pm25":11.55,"pm10":null,"stations":2},{"datetime_utc":"2026-07-21T23:00:00Z","aqi":60,"aqi_min":57,"aqi_max":62,"pm25":16.22,"pm10":null,"stations":3},{"datetime_utc":"2026-07-22T00:00:00Z","aqi":48,"aqi_min":29,"aqi_max":59,"pm25":11.43,"pm10":null,"stations":2},{"datetime_utc":"2026-07-22T01:00:00Z","aqi":57,"aqi_min":56,"aqi_max":60,"pm25":15.11,"pm10":null,"stations":3}],"daily":[{"date":"2026-07-20","aqi_avg":99,"aqi_min":22,"aqi_max":151,"aqi_color":"#d97706","aqi_label":"Moderate","pm25_avg":34.3,"pm10_avg":null,"hours":17,"stations_avg":2},{"date":"2026-07-21","aqi_avg":72,"aqi_min":45,"aqi_max":119,"aqi_color":"#d97706","aqi_label":"Moderate","pm25_avg":21.9,"pm10_avg":null,"hours":18,"stations_avg":2},{"date":"2026-07-22","aqi_avg":52,"aqi_min":48,"aqi_max":57,"aqi_color":"#d97706","aqi_label":"Moderate","pm25_avg":13.3,"pm10_avg":null,"hours":2,"stations_avg":2}]}